λ
Ratio Atlas

28,693,199

28693199
Deficient Odd Prime

28,693,199 factors as 28693199. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 149 steps.

Prime Factor Structure

Factorization String 28693199
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 28,693,200
Proper Divisor Sum 1
Digit Sum / Digital Root 47 (Root: 2)
Adjacent Primes #28693139 ← → #28693243

Radix Representation

Decimal 28693199
Binary 1101101011101001011001111 (25 bits)
Octal 0o155351317
Hexadecimal 0x1B5D2CF

Divisor Catalog (2)

Collatz Trajectory (149 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

28,693,199 86,079,598 43,039,799 129,119,398 64,559,699 193,679,098 96,839,549 290,518,648 145,259,324 72,629,662 36,314,831 108,944,494 54,472,247 163,416,742 81,708,371 245,125,114 122,562,557 367,687,672 183,843,836 91,921,918 45,960,959 137,882,878 68,941,439 206,824,318 103,412,159 310,236,478 155,118,239 465,354,718 232,677,359 698,032,078 349,016,039 1,047,048,118 523,524,059 1,570,572,178 785,286,089 2,355,858,268 1,177,929,134 588,964,567 1,766,893,702 883,446,851 2,650,340,554 1,325,170,277 3,975,510,832 1,987,755,416 993,877,708 496,938,854 248,469,427 745,408,282 372,704,141 1,118,112,424 559,056,212 279,528,106 139,764,053 419,292,160 209,646,080 104,823,040 52,411,520 26,205,760 13,102,880 6,551,440

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